How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 7/28100.0*Chance in playoffs100.0*Bye100.0*Average seed
ExPandable Bamb 0 Frantic LavaCats 4 +19.5
+19.1
+1.4
Golden Boys 4 RGT 0 -2.9
-3.3
-0.2
Chivalrous 0 Team Rage 4 -1.6
-0.7
-0.1
Nano Me! Academy 4 Lijiang Legion 0 -1.5
-1.7
Alexyoshis 0 One Last Ride 4 +1.2
+0.5
+0.1
Team Rage 4 Storm eSports 0 -0.9
-1.6
-0.1
Cosmic 0 No Potential 4 +0.8
+2.5
+0.0
Astral 4 Ascendancy 0 +1.1
Week of 8/10100.0*Chance in playoffs100.0*Bye100.0*Average seed
Frantic LavaCats 3 Astral 2 +22.7
+29.4
+1.3
No Potential 4 One Last Ride 0 -2.3
-2.4
-0.1
Ascendancy 3 Nano Me! Academy 1 -1.4
+3.6
+0.0
Cosmic 0 Team Rage 4 -0.4
-0.5
Week of 8/13100.0*Chance in playoffs100.0*Bye100.0*Average seed
Nano Me! Academy 3 Frantic LavaCats 1 -11.8
-39.7
-1.1
ExPandable Bamb 0 Golden Boys 4 -2.1
-4.9
-0.2
RGT 4 Storm eSports 0 +1.0
+0.3
+0.0
Ascendancy 4 Alexyoshis 0 -0.3
-0.1
Team Rage 0 No Potential 4 -0.2
-8.4
-0.1
Games Above .500
Chance Will Make Playoffs